A hybrid Atlantic puffin population on the remote Norwegian island of Bjornoya likely arose from the breeding between two subspecies within the past 100 or so years, coinciding with the onset of the 20th-century warming pattern, researchers report in a paper published October 2023 in the journal Science Advances.
Strikingly, the hybridization occurred after a subspecies migrated southward, not poleward toward cooler temperatures, as might have been expected, a finding that highlights the complexity of the changes underway in the Arctic ecosystem.
Additional analysis also shows a significant loss of genetic diversity in the populations studied, an alarming development for the prospective health of Arctic puffins, the researchers write.
“Both the timing of the hybridization as well as the genomic erosion really provide this compelling evidence that the last few years have been tremendously impactful on the Arctic communities,” said Oliver Kersten, the paper’s lead author and a postdoctoral researcher in genomics and marine ecology at the University of Oslo.
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Europe’s regulatory drive to decarbonise construction now places embodied carbon at the centre of cost and compliance. Brussels’ move to extend the Carbon Border Adjustment Mechanism to hundreds of imported steel and aluminium products is transforming embodied carbon in materials from a reporting metric into a financial liability. This shift accelerates environmental sustainability in construction, forcing the sector to embed whole life carbon assessment and lifecycle assessment within procurement, pricing, and sustainable building design.
Firms that integrate environmental product declarations (EPDs), low embodied carbon materials, and life cycle thinking in construction gain a competitive advantage as traceability and low carbon design become prerequisites for carbon footprint reduction and sustainable material specification.
Market innovation reflects this transition. Carbon-storing renewable building materials such as earth-based bricks that degrade safely at the end of life are reshaping eco-design for buildings and promoting net zero whole life carbon performance. Circular construction strategies and circular economy models are tackling waste-intensive practices, turning disposable fit-outs into recoverable systems that enable end-of-life reuse in construction and measurable life cycle cost savings.
Such advances underline how circular economy in construction can accelerate resource efficiency in construction and sustainable building practices across supply chains. Policy alignment is strengthening this momentum. London’s integrated circular economy framework across its boroughs demonstrates how green infrastructure and sustainable urban development can institutionalise reuse, deconstruction, and low carbon building methods.
Combined with the rapid expansion of renewable energy and the growth of energy-efficient buildings, the carbon footprint of construction is increasingly shifting from operations to materials and embedded impacts. Global climate policy is reinforcing investment pathways. With increased adaptation finance through COP30 commitments, carbon neutral construction and green building products can move from aspiration to implementation.
The industry’s direction is unambiguous: sustainable construction now depends on rigorous whole life carbon management, eco-friendly construction solutions, and verifiable building lifecycle performance. Companies that adopt BREEAM, BREEAM v7, and low carbon construction materials, and that design for resilience, recovery, and end-of-life reuse, are positioned to deliver net zero carbon buildings and lead the transition to truly sustainable design in the built environment.
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